Foundational Challenges
Real-world scenarios at the foundational level. Earn verified credentials as you practice the work your degree prepares you for.
- DesignFoundationalNew
Scaling Internal Innovation at a 40-Person SaaS Scale-up
Design a 'Corporate Entrepreneurship Program' for TaskFlow that includes idea submission, selection, and incubation processes. The program must be low-cost (under €50k annually)…
- Cohort Program Design
- Intrapreneurship
- Process Mapping
Corporate Entrepreneurship and Intrapreneurship - DesignFoundationalNew
Building an Internal Communication Strategy for a Remote Renewable Energy Firm
Your task is to create a comprehensive internal communication strategy for remote teams. Deliverables include: a communication charter (principles and channels), a monthly all-h…
- Internal Communication
- Remote Team Management
- Leadership Communication
Leadership Communication - CodeFoundationalNew
Replace a Naive List with a Heap in a Delivery Dispatcher
Read the current dispatcher source (around 400 lines of Python). Identify the linear scan and the operations that touch it (insert, decrease-key on a re-scored courier, extract-…
- Heap Data Structure
- Complexity Analysis
- Python Or Javascript
Data Structures - AnalysisFoundationalNew
Pricing Optimization for Seoul D2C Cosmetics
You are given a CSV with daily sales, price, ad spend, and competitor price for 3 products. Your task is to clean the data, run multiple linear regression to estimate demand ela…
- Linear Regression
- Hypothesis Testing
- Data Cleaning
Econometrics Develop in-demand professional skills.
Each challenge names the skills it strengthens. Over time, your profile fills with the competences a hiring manager would actually look for.
Why Ewance
- AnalysisFoundationalNew
Optimize Ad Spend for Munich D2C Cosmetics Brand
You are given a CSV dataset with 10,000 rows of ad performance data including date, campaign, audience segment, creative type, impressions, clicks, conversions, and spend. Your …
- A/B Testing
- Regression Analysis
- Data Cleaning
Marketing Analytics - AnalysisFoundationalNew
Bookkeeping Reset for a Lisbon Specialty Coffee Roaster
Using the supplied transaction log (provided as a CSV), record each item using double-entry bookkeeping in a journal, post to a general ledger, and prepare an unadjusted trial b…
- Double Entry Bookkeeping
- Journal Entries
- Trial Balance Preparation
Financial Accounting - AnalysisFoundationalNew
Contractual Pitfalls for an Austin D2C Cosmetics Startup
You are a junior legal consultant hired by GlowAustin. Your task is to analyze the current informal agreement (provided as email threads), identify gaps in offer, acceptance, co…
- Contract Analysis
- Legal Writing
- Risk Assessment
Business and Commercial Law - AnalysisFoundationalNew
Controlling Inventory for a Sustainable Fashion Brand
Your task is to develop an inventory control system for EcoThreads. You must analyze historical sales data (provided in a CSV), identify patterns, propose KPIs (e.g., turnover r…
- Inventory Management
- Data Analysis
- KPI Definition
Principles of Management - Browse challenges
Explore role
Strategy Analyst
Frame the business question, model the options, build the recommendation. From market sizing to competitive analysis, this role is where strategy consulting meets in-house decision-making.
- CodeFoundationalNew
Tune a Pick-and-Place Controller for a Cosmetics Co-Packer
You receive 4 hours of logged trajectories from the existing controller (joint positions, target poses, miss/success labels) and read/write access to the controller config (YAML…
- Motion Control
- Trajectory Tuning
- Robot Kinematics
Robotics - AnalysisFoundationalNew
Customer Experience Analysis for a D2C Cosmetics Brand
You are a customer experience analyst at BrilhoBeleza. Your task is to analyze the current customer journey from awareness to repeat purchase. Use web analytics, user session re…
- Customer Journey Mapping
- Data Analysis
- Ux Research
Smart Services and Digital Products - CodeFoundationalNew
Build a Simple Neural Network to Read Handwritten Postal Codes
You receive a labeled dataset of about 60,000 handwritten digit images (28x28 grayscale) drawn from Indian postal forms. Build two models from scratch in PyTorch: (1) a 2-layer …
- Neural Networks
- Neural Networks
- Pytorch Or Tensorflow
Machine Learning (Undergraduate) - AnalysisFoundationalNew
Pricing Strategy for a Sustainable Fashion Brand
You are a pricing analyst at EcoWear. Using the survey data (simulated with 500 responses) and competitor prices, perform a conjoint analysis or price elasticity analysis. Deter…
- Data Analysis
- Statistics
- Data Visualization
Data Analytics for Business Get recognized by recruiters and employers.
Credentials are blockchain-anchored via LearnCoin — tamper-evident, portable, link-shareable on LinkedIn and beyond.
Why Ewance
- ResearchFoundationalNew
Business Cycle Positioning for a Renewable Energy Firm
Your task is to analyze current business cycle indicators for Italy (GDP growth, unemployment, consumer confidence, interest rates) and the specific impact on residential solar …
- Business Cycle Analysis
- Leading Indicators
- Demand Forecasting
Macroeconomics - AnalysisFoundationalNew
Competitive Response for a Lisbon D2C Cosmetics Brand
As a junior strategy consultant, analyze GlowLisboa's competitive position. Use Porter's Five Forces to assess industry attractiveness and competitor profiling to identify key t…
- Industry Analysis
- Competitor Profiling
- Strategic Thinking
Competitive and Competitor Analysis - DesignFoundationalNew
Smart Street Lighting for Sustainable City District
Your task is to design a smart street lighting system for a 10-block area in Freiburg's city center. Use PIR motion sensors and ambient light sensors to detect pedestrians and v…
- Iot Architecture
- Sensor Integration
- Mesh Networks
Internet of Things and Smart Systems - AnalysisFoundationalNew
Production Planning for a Sustainable Fashion Brand
Your task is to build a linear program that decides weekly production quantities for each product line. Constraints include labor hours (max 400 hrs), machine hours (max 200 hrs…
- Linear Programming
- Optimization
- Microsoft Excel
Operations Research and Optimization - StrategyFoundationalNew
ESG Strategy for a 40-Person SaaS Scale-Up
Develop a one-page ESG strategy dashboard with 5-7 key performance indicators (KPIs) relevant to a SaaS company, including data collection methods and a 6-month implementation p…
- ESG Reporting
- Sustainability Metrics
- Stakeholder Management
Sustainability and Sustainable Business - AnalysisFoundationalNew
Production Optimization for a Sustainable Fashion Brand
You are a production analyst for EcoThreads. Given two suppliers (local and overseas) with different cost functions and carbon footprints, determine the optimal mix of productio…
- Cost Minimization
- Isoquant Isocost
- Carbon Footprint
Microeconomics - DesignFoundationalNew
Kanban Rollout for a Lisbon Bakery Chain
Design a Kanban system for the catering order workflow from order intake to delivery confirmation. You must define columns, WIP limits, classes of service (e.g., same-day vs. sc…
- Kanban Boards
- Process Mapping
- Wip Limits
Agile Project Management - AnalysisFoundationalNew
Cluster Climate-Tech SMB Customers for a Growth Team
You receive a CSV with company size, industry sub-vertical, country, product features adopted, monthly active users, and lifetime value. Standardize features, decide on a cluste…
- Unsupervised Learning
- Clustering
- Dimensionality Reduction
Machine Learning (Undergraduate) - DesignFoundationalNew
Build a Tic-Tac-Toe-Style Game Agent for an Edtech Demo
Implement Connect-Four (7-column, 6-row board) in Python plus a minimax agent with alpha-beta pruning, configurable search depth, and a simple heuristic evaluation function for …
- Game Playing Ai
- Minimax
- Alpha Beta Pruning
Introduction to Artificial Intelligence - AnalysisFoundationalNew
Sales Force Restructuring for Regional Retail Chain
Your task is to produce a sales force restructuring plan for GreenMart. Deliverables include: (1) an analysis of current sales force performance (using provided sales data), (2)…
- Sales Force Analysis
- Incentive Design
- Training Program Design
Sales Management - DesignFoundationalNew
Stakeholder Workshop on AI Risk for a Public-Sector Pilot
You receive a description of the pilot (24/7 LLM chatbot answering questions on municipal services in Spanish and Catalan). Design a 3-hour workshop for around 25 mixed-stakehol…
- Stakeholder Management
- Workshop Design
- Responsible Ai
AI Ethics, Fairness, and Responsible AI - DesignFoundationalNew
Digital Transformation for a Legacy Luxury Hotel
Design a digital strategy for the hotel's guest experience. Constraints: no changes to the physical property; budget of €500,000; must integrate with existing PMS. Success means…
- Customer Journey Mapping
- Digital Strategy
- Service Design
Luxury Brand Management
How it works
From brief to credential, in six steps.
Step 01
Browse challenges aligned to your studies.
Step 02
Accept the one that fits your goals.
Step 03
Work through it with AI Copilot guidance.
Step 04
Submit for structured evaluation.
Step 05
Earn a verified credential.
Step 06
Add it to LinkedIn with one click.
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Sponsor a challenge and meet candidates through actual work.
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